Choose one of the four lines graphed which most closely resembles the graph of the given equation.y = -3x

A.

B.

C.

D.


Answer: D

Mathematics

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Solve the problem.Find an equation for the level curve of the function f(x, y) = 25 - x2 - y2 that passes through the point .

A. x2 + y2 = - 7 B. x2 - y2 = 7 C. x2 + y2 = 7 D. x2 + y2 = 32

Mathematics

Solve the problem.A boat has a capacity of 3000 pounds. If a passenger averages 160 pounds, and a piece of cargo averages 50 pounds, write an inequality that describes when x passengers and y pieces of cargo will cause the boat to be overloaded. Graph the inequality. Because x and y must be positive, limit the graph to quadrant I only.

A. 160x + 50y < 3000

B. 160x + 50y ? 3000

C. 160x + 50y > 3000

D. 160x + 50y ? 3000

Mathematics

Find all rational zeros and factor f(x).f(x) = x3 - 8x2 - x + 8

A. 1, -1, 8; f(x) = (x - 1)(x + 1)(x - 8) B. 1, -2, 10; f(x) = (x - 1)(x + 2)(x - 10) C. 1, -1, -9; f(x) = (x - 1)(x + 1)(x + 9) D. 1, -1, -8; f(x) = (x - 1)(x + 1)(x + 8)

Mathematics

Solve the problem.Solve the formula P = s1 + s2 + s3 for s3.

A. s3 = P + s1 + s2 B. s3 = s1 + s2 - P C. s3 = P - s1 - s2 D. s3 = s1 + P - s2

Mathematics